Talvez deva tentar algumas variações de ortografia:
complex derived » complexes derived (Expandir a Pesquisa), compound derived (Expandir a Pesquisa)
abrao carlos » cabral carlos (Expandir a Pesquisa), abreu carlos (Expandir a Pesquisa), bravo carlos (Expandir a Pesquisa)
mec complex » sec complex (Expandir a Pesquisa), c complex (Expandir a Pesquisa), bc complex (Expandir a Pesquisa)
derived ngf » derived n (Expandir a Pesquisa), derived nk (Expandir a Pesquisa), derived ni (Expandir a Pesquisa)
carlos nava » carlos navarro (Expandir a Pesquisa), carlos eslava (Expandir a Pesquisa), carlos zavala (Expandir a Pesquisa)
comps upon » loops upon (Expandir a Pesquisa), cones upon (Expandir a Pesquisa), crops upon (Expandir a Pesquisa)
upon neo » upon net (Expandir a Pesquisa), upon new (Expandir a Pesquisa), upon near (Expandir a Pesquisa)
l comps » m comps (Expandir a Pesquisa)
5 mec » _ mec (Expandir a Pesquisa), 5 meo (Expandir a Pesquisa), 5 mev (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Performing a fuzzy search may retrieve terms with similar spellings: (( j l comps upon neo ) or ((( 5 mec complex derived ngf ) or ( 3.5 nacl abrao carlos nava ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l comps upon neo ) OR ((( 5 mec complex derived ngf ) OR ( 3.5 nacl abrao carlos nava )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l comps upon neo ) or ((( 5 mec complex derived ngf ) or ( 3.5 nacl abrao carlos nava ))))*.